const CryptoJS = require('crypto-js');

// 十六位十六进制数作为密钥
const key = CryptoJS.enc.Utf8.parse("SdYuanyeGroupCom");
// 十六位十六进制数作为密钥偏移量
const iv = CryptoJS.enc.Utf8.parse('Yuanye8834Xu8998');

//解密方法
const Decrypt = (word) => {
    let encryptedHexStr = CryptoJS.enc.Hex.parse(word);
    let srcs = CryptoJS.enc.Base64.stringify(encryptedHexStr);
    let decrypt = CryptoJS.AES.decrypt(srcs, key, { iv: iv, mode: CryptoJS.mode.CBC, padding: CryptoJS.pad.Pkcs7 });
    let decryptedStr = decrypt.toString(CryptoJS.enc.Utf8);
    return decryptedStr.toString();
};
//加密方法
const Encrypt = (word) => {
    let srcs = CryptoJS.enc.Utf8.parse(word);
    let encrypted = CryptoJS.AES.encrypt(srcs, key, { iv: iv, mode: CryptoJS.mode.CBC, padding: CryptoJS.pad.Pkcs7 });
    return encrypted.ciphertext.toString().toUpperCase();
};
module.exports = {
    Decrypt,
    Encrypt
};
